os.path.join合并 os.path.dirname返回上一级目录 os.path.exists(path) os.stat('path/filename')获取文件/目录信...

1 import os 2 str1 = "grsdgfd" 3 str2 = "wddf" 4 str3 = "gddgs" 5 # print(str1 + str2 + str3) 6 ret = os.path.join(str1,str2,str3) 7 print(ret) 结果:grsdgfd\wddf\gddgs  os.path.dirname返回上一级目录相当于os.path.

>>阅读原文<<